TKH Security Solutions released its new Siqura XSNet Ethernet switch line. The XSNet 3000 and XSNet 4000 series provides a complete offering of managed/unmanaged switches and media convertors. This series offers hardened units for operation under extreme conditions as well as a selection of powering options, including PoE. Additionally, the XSNet 3000 / 4000 line includes optional SFP (or mini GBIC) interfaces that enable these devices to transmit Ethernet/IP signals directly over fiber optic, Cat 5, or coax cabling.